Cleanup programs further

removed casting of main args to void
diff --git a/programs/pkey/dh_client.c b/programs/pkey/dh_client.c
index 5c8470d..a29da4b 100644
--- a/programs/pkey/dh_client.c
+++ b/programs/pkey/dh_client.c
@@ -56,11 +56,8 @@
     !defined(POLARSSL_ENTROPY_C) || !defined(POLARSSL_NET_C) ||  \
     !defined(POLARSSL_RSA_C) || !defined(POLARSSL_SHA256_C) ||    \
     !defined(POLARSSL_FS_IO) || !defined(POLARSSL_CTR_DRBG_C)
-int main( int argc, char *argv[] )
+int main( void )
 {
-    ((void) argc);
-    ((void) argv);
-
     polarssl_printf("POLARSSL_AES_C and/or POLARSSL_DHM_C and/or POLARSSL_ENTROPY_C "
            "and/or POLARSSL_NET_C and/or POLARSSL_RSA_C and/or "
            "POLARSSL_SHA256_C and/or POLARSSL_FS_IO and/or "
@@ -68,7 +65,7 @@
     return( 0 );
 }
 #else
-int main( int argc, char *argv[] )
+int main( void )
 {
     FILE *f;
 
@@ -87,9 +84,6 @@
     dhm_context dhm;
     aes_context aes;
 
-    ((void) argc);
-    ((void) argv);
-
     memset( &rsa, 0, sizeof( rsa ) );
     dhm_init( &dhm );
     aes_init( &aes );
diff --git a/programs/pkey/dh_genprime.c b/programs/pkey/dh_genprime.c
index 6e0d018..a3d574c 100644
--- a/programs/pkey/dh_genprime.c
+++ b/programs/pkey/dh_genprime.c
@@ -54,18 +54,15 @@
 #if !defined(POLARSSL_BIGNUM_C) || !defined(POLARSSL_ENTROPY_C) ||   \
     !defined(POLARSSL_FS_IO) || !defined(POLARSSL_CTR_DRBG_C) ||     \
     !defined(POLARSSL_GENPRIME)
-int main( int argc, char *argv[] )
+int main( void )
 {
-    ((void) argc);
-    ((void) argv);
-
     polarssl_printf("POLARSSL_BIGNUM_C and/or POLARSSL_ENTROPY_C and/or "
            "POLARSSL_FS_IO and/or POLARSSL_CTR_DRBG_C and/or "
            "POLARSSL_GENPRIME not defined.\n");
     return( 0 );
 }
 #else
-int main( int argc, char *argv[] )
+int main( void )
 {
     int ret = 1;
     mpi G, P, Q;
@@ -74,9 +71,6 @@
     const char *pers = "dh_genprime";
     FILE *fout;
 
-    ((void) argc);
-    ((void) argv);
-
     mpi_init( &G ); mpi_init( &P ); mpi_init( &Q );
     entropy_init( &entropy );
 
diff --git a/programs/pkey/dh_server.c b/programs/pkey/dh_server.c
index 7ccb818..197e4f2 100644
--- a/programs/pkey/dh_server.c
+++ b/programs/pkey/dh_server.c
@@ -56,11 +56,8 @@
     !defined(POLARSSL_ENTROPY_C) || !defined(POLARSSL_NET_C) ||  \
     !defined(POLARSSL_RSA_C) || !defined(POLARSSL_SHA256_C) ||    \
     !defined(POLARSSL_FS_IO) || !defined(POLARSSL_CTR_DRBG_C)
-int main( int argc, char *argv[] )
+int main( void )
 {
-    ((void) argc);
-    ((void) argv);
-
     polarssl_printf("POLARSSL_AES_C and/or POLARSSL_DHM_C and/or POLARSSL_ENTROPY_C "
            "and/or POLARSSL_NET_C and/or POLARSSL_RSA_C and/or "
            "POLARSSL_SHA256_C and/or POLARSSL_FS_IO and/or "
@@ -68,7 +65,7 @@
     return( 0 );
 }
 #else
-int main( int argc, char *argv[] )
+int main( void )
 {
     FILE *f;
 
@@ -88,9 +85,6 @@
     dhm_context dhm;
     aes_context aes;
 
-    ((void) argc);
-    ((void) argv);
-
     memset( &rsa, 0, sizeof( rsa ) );
     dhm_init( &dhm );
     aes_init( &aes );
diff --git a/programs/pkey/ecdsa.c b/programs/pkey/ecdsa.c
index 8eaed55..ecbe15a 100644
--- a/programs/pkey/ecdsa.c
+++ b/programs/pkey/ecdsa.c
@@ -58,11 +58,8 @@
 
 #if !defined(POLARSSL_ECDSA_C) || \
     !defined(POLARSSL_ENTROPY_C) || !defined(POLARSSL_CTR_DRBG_C)
-int main( int argc, char *argv[] )
+int main( void )
 {
-    ((void) argc);
-    ((void) argv);
-
     polarssl_printf("POLARSSL_ECDSA_C and/or "
            "POLARSSL_ENTROPY_C and/or POLARSSL_CTR_DRBG_C not defined\n");
     return( 0 );
diff --git a/programs/pkey/gen_key.c b/programs/pkey/gen_key.c
index b3531ff..d047d71 100644
--- a/programs/pkey/gen_key.c
+++ b/programs/pkey/gen_key.c
@@ -123,11 +123,8 @@
 
 #if !defined(POLARSSL_PK_WRITE_C) || !defined(POLARSSL_FS_IO) ||    \
     !defined(POLARSSL_ENTROPY_C) || !defined(POLARSSL_CTR_DRBG_C)
-int main( int argc, char *argv[] )
+int main( void )
 {
-    ((void) argc);
-    ((void) argv);
-
     polarssl_printf( "POLARSSL_PK_WRITE_C and/or POLARSSL_FS_IO and/or "
             "POLARSSL_ENTROPY_C and/or POLARSSL_CTR_DRBG_C "
             "not defined.\n" );
diff --git a/programs/pkey/key_app.c b/programs/pkey/key_app.c
index f89f436..7c01caf 100644
--- a/programs/pkey/key_app.c
+++ b/programs/pkey/key_app.c
@@ -64,11 +64,8 @@
 
 #if !defined(POLARSSL_BIGNUM_C) ||                                  \
     !defined(POLARSSL_PK_PARSE_C) || !defined(POLARSSL_FS_IO)
-int main( int argc, char *argv[] )
+int main( void )
 {
-    ((void) argc);
-    ((void) argv);
-
     polarssl_printf("POLARSSL_BIGNUM_C and/or "
            "POLARSSL_PK_PARSE_C and/or POLARSSL_FS_IO not defined.\n");
     return( 0 );
diff --git a/programs/pkey/key_app_writer.c b/programs/pkey/key_app_writer.c
index 8fcd631..ddd5e19 100644
--- a/programs/pkey/key_app_writer.c
+++ b/programs/pkey/key_app_writer.c
@@ -86,11 +86,8 @@
     "\n"
  
 #if !defined(POLARSSL_PK_WRITE_C) || !defined(POLARSSL_FS_IO)
-int main( int argc, char *argv[] )
+int main( void )
 {
-    ((void) argc);
-    ((void) argv);
-
     polarssl_printf( "POLARSSL_PK_WRITE_C and/or POLARSSL_FS_IO not defined.\n" );
     return( 0 );
 }
diff --git a/programs/pkey/mpi_demo.c b/programs/pkey/mpi_demo.c
index a6d1198..3b7c085 100644
--- a/programs/pkey/mpi_demo.c
+++ b/programs/pkey/mpi_demo.c
@@ -40,22 +40,16 @@
 #endif
 
 #if !defined(POLARSSL_BIGNUM_C) || !defined(POLARSSL_FS_IO)
-int main( int argc, char *argv[] )
+int main( void )
 {
-    ((void) argc);
-    ((void) argv);
-
     polarssl_printf("POLARSSL_BIGNUM_C and/or POLARSSL_FS_IO not defined.\n");
     return( 0 );
 }
 #else
-int main( int argc, char *argv[] )
+int main( void )
 {
     mpi E, P, Q, N, H, D, X, Y, Z;
 
-    ((void) argc);
-    ((void) argv);
-
     mpi_init( &E ); mpi_init( &P ); mpi_init( &Q ); mpi_init( &N );
     mpi_init( &H ); mpi_init( &D ); mpi_init( &X ); mpi_init( &Y );
     mpi_init( &Z );
diff --git a/programs/pkey/pk_decrypt.c b/programs/pkey/pk_decrypt.c
index f2f8e59..c53e7ef 100644
--- a/programs/pkey/pk_decrypt.c
+++ b/programs/pkey/pk_decrypt.c
@@ -49,11 +49,8 @@
 #if !defined(POLARSSL_BIGNUM_C) || !defined(POLARSSL_PK_PARSE_C) ||  \
     !defined(POLARSSL_FS_IO) || !defined(POLARSSL_ENTROPY_C) || \
     !defined(POLARSSL_CTR_DRBG_C)
-int main( int argc, char *argv[] )
+int main( void )
 {
-    ((void) argc);
-    ((void) argv);
-
     polarssl_printf("POLARSSL_BIGNUM_C and/or POLARSSL_PK_PARSE_C and/or "
            "POLARSSL_FS_IO and/or POLARSSL_ENTROPY_C and/or "
            "POLARSSL_CTR_DRBG_C not defined.\n");
diff --git a/programs/pkey/pk_encrypt.c b/programs/pkey/pk_encrypt.c
index 5e42762..1153343 100644
--- a/programs/pkey/pk_encrypt.c
+++ b/programs/pkey/pk_encrypt.c
@@ -49,11 +49,8 @@
 #if !defined(POLARSSL_BIGNUM_C) || !defined(POLARSSL_PK_PARSE_C) ||  \
     !defined(POLARSSL_ENTROPY_C) || !defined(POLARSSL_FS_IO) || \
     !defined(POLARSSL_CTR_DRBG_C)
-int main( int argc, char *argv[] )
+int main( void )
 {
-    ((void) argc);
-    ((void) argv);
-
     polarssl_printf("POLARSSL_BIGNUM_C and/or POLARSSL_PK_PARSE_C and/or "
            "POLARSSL_ENTROPY_C and/or POLARSSL_FS_IO and/or "
            "POLARSSL_CTR_DRBG_C not defined.\n");
diff --git a/programs/pkey/pk_sign.c b/programs/pkey/pk_sign.c
index c11bc3a..021d154 100644
--- a/programs/pkey/pk_sign.c
+++ b/programs/pkey/pk_sign.c
@@ -56,11 +56,8 @@
     !defined(POLARSSL_SHA256_C) ||                                    \
     !defined(POLARSSL_PK_PARSE_C) || !defined(POLARSSL_FS_IO) ||    \
     !defined(POLARSSL_CTR_DRBG_C)
-int main( int argc, char *argv[] )
+int main( void )
 {
-    ((void) argc);
-    ((void) argv);
-
     polarssl_printf("POLARSSL_BIGNUM_C and/or POLARSSL_ENTROPY_C and/or "
            "POLARSSL_SHA256_C and/or "
            "POLARSSL_PK_PARSE_C and/or POLARSSL_FS_IO and/or "
diff --git a/programs/pkey/pk_verify.c b/programs/pkey/pk_verify.c
index bed3261..1bfb66f 100644
--- a/programs/pkey/pk_verify.c
+++ b/programs/pkey/pk_verify.c
@@ -52,11 +52,8 @@
 #if !defined(POLARSSL_BIGNUM_C) ||                                  \
     !defined(POLARSSL_SHA256_C) || !defined(POLARSSL_PK_PARSE_C) ||   \
     !defined(POLARSSL_FS_IO)
-int main( int argc, char *argv[] )
+int main( void )
 {
-    ((void) argc);
-    ((void) argv);
-
     polarssl_printf("POLARSSL_BIGNUM_C and/or "
            "POLARSSL_SHA256_C and/or POLARSSL_PK_PARSE_C and/or "
            "POLARSSL_FS_IO not defined.\n");
diff --git a/programs/pkey/rsa_decrypt.c b/programs/pkey/rsa_decrypt.c
index 084619c..e760692 100644
--- a/programs/pkey/rsa_decrypt.c
+++ b/programs/pkey/rsa_decrypt.c
@@ -47,11 +47,8 @@
 #if !defined(POLARSSL_BIGNUM_C) || !defined(POLARSSL_RSA_C) ||  \
     !defined(POLARSSL_FS_IO) || !defined(POLARSSL_ENTROPY_C) || \
     !defined(POLARSSL_CTR_DRBG_C)
-int main( int argc, char *argv[] )
+int main( void )
 {
-    ((void) argc);
-    ((void) argv);
-
     polarssl_printf("POLARSSL_BIGNUM_C and/or POLARSSL_RSA_C and/or "
            "POLARSSL_FS_IO and/or POLARSSL_ENTROPY_C and/or "
            "POLARSSL_CTR_DRBG_C not defined.\n");
diff --git a/programs/pkey/rsa_encrypt.c b/programs/pkey/rsa_encrypt.c
index 2f88209..afef96d 100644
--- a/programs/pkey/rsa_encrypt.c
+++ b/programs/pkey/rsa_encrypt.c
@@ -48,11 +48,8 @@
 #if !defined(POLARSSL_BIGNUM_C) || !defined(POLARSSL_RSA_C) ||  \
     !defined(POLARSSL_ENTROPY_C) || !defined(POLARSSL_FS_IO) || \
     !defined(POLARSSL_CTR_DRBG_C)
-int main( int argc, char *argv[] )
+int main( void )
 {
-    ((void) argc);
-    ((void) argv);
-
     polarssl_printf("POLARSSL_BIGNUM_C and/or POLARSSL_RSA_C and/or "
            "POLARSSL_ENTROPY_C and/or POLARSSL_FS_IO and/or "
            "POLARSSL_CTR_DRBG_C not defined.\n");
diff --git a/programs/pkey/rsa_genkey.c b/programs/pkey/rsa_genkey.c
index 5741d46..d385459 100644
--- a/programs/pkey/rsa_genkey.c
+++ b/programs/pkey/rsa_genkey.c
@@ -52,18 +52,15 @@
 #if !defined(POLARSSL_BIGNUM_C) || !defined(POLARSSL_ENTROPY_C) ||   \
     !defined(POLARSSL_RSA_C) || !defined(POLARSSL_GENPRIME) ||      \
     !defined(POLARSSL_FS_IO) || !defined(POLARSSL_CTR_DRBG_C)
-int main( int argc, char *argv[] )
+int main( void )
 {
-    ((void) argc);
-    ((void) argv);
-
     polarssl_printf("POLARSSL_BIGNUM_C and/or POLARSSL_ENTROPY_C and/or "
            "POLARSSL_RSA_C and/or POLARSSL_GENPRIME and/or "
            "POLARSSL_FS_IO and/or POLARSSL_CTR_DRBG_C not defined.\n");
     return( 0 );
 }
 #else
-int main( int argc, char *argv[] )
+int main( void )
 {
     int ret;
     rsa_context rsa;
@@ -73,9 +70,6 @@
     FILE *fpriv = NULL;
     const char *pers = "rsa_genkey";
 
-    ((void) argc);
-    ((void) argv);
-
     polarssl_printf( "\n  . Seeding the random number generator..." );
     fflush( stdout );
 
diff --git a/programs/pkey/rsa_sign.c b/programs/pkey/rsa_sign.c
index 685db51..0693a36 100644
--- a/programs/pkey/rsa_sign.c
+++ b/programs/pkey/rsa_sign.c
@@ -45,11 +45,8 @@
 
 #if !defined(POLARSSL_BIGNUM_C) || !defined(POLARSSL_RSA_C) ||  \
     !defined(POLARSSL_SHA256_C) || !defined(POLARSSL_FS_IO)
-int main( int argc, char *argv[] )
+int main( void )
 {
-    ((void) argc);
-    ((void) argv);
-
     polarssl_printf("POLARSSL_BIGNUM_C and/or POLARSSL_RSA_C and/or "
            "POLARSSL_SHA256_C and/or POLARSSL_FS_IO not defined.\n");
     return( 0 );
diff --git a/programs/pkey/rsa_sign_pss.c b/programs/pkey/rsa_sign_pss.c
index 3d84b69..45b7364 100644
--- a/programs/pkey/rsa_sign_pss.c
+++ b/programs/pkey/rsa_sign_pss.c
@@ -56,11 +56,8 @@
     !defined(POLARSSL_RSA_C) || !defined(POLARSSL_SHA256_C) ||        \
     !defined(POLARSSL_PK_PARSE_C) || !defined(POLARSSL_FS_IO) ||    \
     !defined(POLARSSL_CTR_DRBG_C)
-int main( int argc, char *argv[] )
+int main( void )
 {
-    ((void) argc);
-    ((void) argv);
-
     polarssl_printf("POLARSSL_BIGNUM_C and/or POLARSSL_ENTROPY_C and/or "
            "POLARSSL_RSA_C and/or POLARSSL_SHA256_C and/or "
            "POLARSSL_PK_PARSE_C and/or POLARSSL_FS_IO and/or "
diff --git a/programs/pkey/rsa_verify.c b/programs/pkey/rsa_verify.c
index 7d94451..c43fc30 100644
--- a/programs/pkey/rsa_verify.c
+++ b/programs/pkey/rsa_verify.c
@@ -44,11 +44,8 @@
 
 #if !defined(POLARSSL_BIGNUM_C) || !defined(POLARSSL_RSA_C) ||  \
     !defined(POLARSSL_SHA256_C) || !defined(POLARSSL_FS_IO)
-int main( int argc, char *argv[] )
+int main( void )
 {
-    ((void) argc);
-    ((void) argv);
-
     polarssl_printf("POLARSSL_BIGNUM_C and/or POLARSSL_RSA_C and/or "
            "POLARSSL_SHA256_C and/or POLARSSL_FS_IO not defined.\n");
     return( 0 );
diff --git a/programs/pkey/rsa_verify_pss.c b/programs/pkey/rsa_verify_pss.c
index 5af230d..c313512 100644
--- a/programs/pkey/rsa_verify_pss.c
+++ b/programs/pkey/rsa_verify_pss.c
@@ -53,11 +53,8 @@
 #if !defined(POLARSSL_BIGNUM_C) || !defined(POLARSSL_RSA_C) ||      \
     !defined(POLARSSL_SHA256_C) || !defined(POLARSSL_PK_PARSE_C) ||   \
     !defined(POLARSSL_FS_IO)
-int main( int argc, char *argv[] )
+int main( void )
 {
-    ((void) argc);
-    ((void) argv);
-
     polarssl_printf("POLARSSL_BIGNUM_C and/or POLARSSL_RSA_C and/or "
            "POLARSSL_SHA256_C and/or POLARSSL_PK_PARSE_C and/or "
            "POLARSSL_FS_IO not defined.\n");